ISBN: 978-92-2-101828-5
ISBN-10: 92-2-101828-8
International Labour Office · 1978
| See also (possibly by other authors): | ||
| 1990 | Paperback | General report |
| 1983 | Paperback | General Report |
| 1982 | Paperback | General Report |
| 1981 | Paperback | General report |
| 1981 | Paperback | General report |
| 1978 | Unknown Binding | General report |
| 1977 | Unknown Binding | General report |
| 1976 | Paperback | General report |
| 1976 | Unknown Binding | General report |
| 1976 | Unknown Binding | General report |
| 1975 | Paperback | General report |
| 1975 | Unknown Binding | General report |
| 1974 | Paperback | General report |